| 发明名称 |
SIEBBODEN FÜR SCHIEFER-SCHÜTTELVORRICHTUNG |
| 摘要 |
A screen assembly has been invented which has a base, at least one layer of screening material on the base, and at least one ramp formed in the at least one layer of screening material. |
| 申请公布号 |
DE69925750(D1) |
申请公布日期 |
2005.07.14 |
| 申请号 |
DE1999625750 |
申请日期 |
1999.11.02 |
| 申请人 |
VARCO I/P, INC. |
发明人 |
LARGENT, DAVID WAYNE;SEYFFERT, WAYNE;ADAMS, THOMAS COLE;SCHULTE, LEE;MCCLUNG, LAMONT |
| 分类号 |
B01D29/01;B01D29/07;B01D33/00;B01D33/01;B01D33/03;B07B1/46;B07B1/48;E21B21/06 |
主分类号 |
B01D29/01 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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